CN220556571U

CN220556571U - Soft magnetic ferrite magnetic core forming die

Info

Publication number: CN220556571U
Application number: CN202321687654.7U
Authority: CN
Inventors: 黄力; 周少娥; 袁功河
Original assignee: Hubei Zhonghetai Technology Development Co ltd
Current assignee: Hubei Zhonghetai Technology Development Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2024-03-05
Anticipated expiration: 2033-06-30

Abstract

The utility model relates to the technical field of magnetic core forming dies, and discloses a soft magnetic ferrite magnetic core forming die which comprises a lower die holder. This soft magnetic ferrite core forming die removes the fixing to the installation axle through pulling the pull ring forward, alright twist first hand wheel and drive the mould dish and rotate this moment, and go up the mould dish and carry out the scratch to the magnetic ferrite core preparation raw materials that contacts rather than the bottom at rotatory in-process, thereby make magnetic ferrite core preparation raw materials upper surface more level, thereby improve the suppression effect to magnetic ferrite core preparation raw materials, secondly, when the suppression is accomplished, the one end that can make two movable blocks passes two through-holes respectively and extends to the inside of two extension grooves respectively through twisting two second hand wheels, so when making the upper die holder move up then can drive the drawing of patterns dish and move up, so as to upwards push out the magnetic ferrite core preparation raw materials of lower die inslot compression moulding, thereby realized the purpose of being convenient for take out.

Description

Soft magnetic ferrite magnetic core forming die

Technical Field

The utility model relates to the technical field of magnetic core forming dies, in particular to a soft magnetic ferrite magnetic core forming die.

Background

The ferrite core is made of a compact and homogeneous ceramic-structure nonmetallic magnetic material, has low coercivity, is also called soft magnetic ferrite, is composed of ferric oxide and one or more oxides or carbonate compounds of other metals, ferrite raw materials are pressed and sintered at high temperature, and finally a finished magnetic core meeting application requirements is manufactured through machining.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a soft magnetic ferrite core forming die which has the advantages of good pressing effect, convenient taking out and the like, and solves the problems that the upper surface of a magnetic ferrite core preparation raw material is easy to be uneven in the use process of the existing forming die, and the upper die disc is uneven in stress when the upper die disc presses the magnetic ferrite core preparation raw material, so that the pressing effect is affected, and the soft magnetic ferrite core is difficult to be taken out in a lower die groove, so that the production efficiency of the forming die on the soft magnetic ferrite core is greatly reduced.

(II) technical scheme

In order to achieve the purposes of good pressing effect and convenient taking out, the utility model provides the following technical scheme: the soft magnetic ferrite core forming die comprises a lower die holder, guide posts are arranged at the front end and the rear end of the left side and the right side of the top of the lower die holder, an upper die holder with one end movably connected with the outer sides of the two guide posts on the right side is arranged on the outer sides of the two guide posts on the left side, four supporting springs sleeved outside the four guide posts respectively are arranged between the lower die holder and the upper die holder, a lower die slot is arranged at the top of the lower die holder, a shell above the lower die slot is arranged at the bottom of the upper die holder, a mounting shaft with one end extending to the inside and movably connected with the bottom of the upper die holder is arranged at the bottom of the shell, an upper die disc is arranged at the bottom of the mounting shaft, a clamping slot is arranged at the front side of the mounting shaft, a positioning component with one end extending to the inside of the clamping slot and the other end extending to the front side of the shell is arranged between the bottom wall in the shell and the upper die holder, the rear side of the shell is provided with a driving component, one end of the driving component extends to the inside of the driving component and is fixedly connected with the outer side of the mounting shaft, the inside of the lower die groove is provided with a demoulding disc, one end of the demoulding disc is attached to the inner bottom wall of the lower die groove, the inner bottom wall of the lower die groove is communicated with a mounting groove arranged on the lower die seat, one end of the demoulding disc extends to a connecting block in the mounting groove, the left side and the right side of the inner wall of the mounting groove are communicated with rectangular grooves arranged on the lower die seat, the inner walls of the opposite sides of the rectangular grooves are respectively provided with a traction block, one end of each traction block is fixedly connected with the left side and the right side of the connecting block, the tops of the traction blocks are respectively provided with a frame, the two frames are respectively positioned on the left side and the right side of the lower die groove, the left side and the right side of the bottom of the upper die seat are respectively provided with extension blocks, one end of each extension block extends to the insides of the two frames, the U-shaped blocks are arranged on opposite sides of the frame bodies and located above the lower die holder, sliding blocks are arranged between the upper side and the lower side of the inner wall of the U-shaped blocks, moving blocks with one ends penetrating through the two frame bodies are arranged on opposite sides of the sliding blocks, through holes are formed in opposite sides of the extending blocks, extending grooves located between the two moving blocks are formed in the inner walls of opposite sides of the frame bodies, threaded rods with one ends extending to the inside of the U-shaped blocks and movably connected with the opposite sides of the two sliding blocks are arranged on opposite sides of the U-shaped blocks, and second hand wheels are arranged on opposite sides of the threaded rods.

Preferably, the locating component comprises a moving plate, a moving plate positioned at the front side of the installation shaft is movably installed between the bottom wall in the shell and the upper die holder, a clamping block with one end extending to the inside of the clamping groove is fixedly installed at the rear side of the moving plate, a traction rod with one end extending to the front side of the shell is fixedly installed at the front side of the moving plate, a locating spring sleeved at the outer side of the traction rod is fixedly installed between the moving plate and the front side of the inner wall of the shell, and a pull ring is fixedly installed at the front side of the traction rod.

Preferably, the drive assembly comprises a rotating shaft, a rotating shaft with one end extending to the inside is movably arranged at the rear side of the shell, a drive bevel gear is fixedly arranged at the front side of the rotating shaft, a driven bevel gear with one end meshed with the drive bevel gear is fixedly arranged at the outer side of the mounting shaft, and a first hand wheel is fixedly arranged at the rear side of the rotating shaft.

Preferably, a first mounting hole matched with the mounting shaft is formed in the bottom of the shell, a first bearing positioned in the shell is fixedly mounted at the bottom of the upper die holder, and the mounting shaft is rotationally connected with the bottom of the upper die holder through the first bearing.

Preferably, the inner top walls of the two rectangular grooves are communicated with second mounting holes which are formed in the lower die holder and are matched with the frame body.

Preferably, the second bearings are fixedly arranged on the opposite sides of the two sliding blocks, and the threaded rod is rotationally connected with the sliding blocks through the second bearings.

(III) beneficial effects

Compared with the prior art, the utility model provides a soft magnetic ferrite magnetic core forming die, which has the following beneficial effects:

1. this soft magnetic ferrite core forming die drives movable plate and fixture block through the pulling pull ring forward and moves forward, make the fixture block shift out from the inside of draw-in groove, thereby remove the fixed to the installation axle, alright twist first hand wheel this moment and drive bevel gear rotatory, and then drive installation axle and go up the mould dish whole and rotate through driven bevel gear, and go up the mould dish and scratch the magnetic ferrite core preparation raw materials that contacts rather than the bottom at rotatory in-process, thereby make magnetic ferrite core preparation raw materials upper surface more level and smooth, and then the atress is more even when making the mould dish push down magnetic ferrite core preparation raw materials, thereby improve the suppression effect to magnetic ferrite core preparation raw materials.

2. This soft magnetic ferrite core forming die, through setting up framework and extension piece, when making the upper die plate move down the suppression, the extension piece also can remove to the inside of framework, when waiting to press to accomplish, two through-holes just are located the opposite side of two movable blocks, can twist two second hand wheels and drive two threaded rods rotation this moment, thereby drive two sliders and two movable blocks relative movement, make the one end of two movable blocks pass two through-holes respectively and extend to the inside of two extension grooves respectively, when so making the upper die base move up, then can drive extension piece, the framework, the traction block, connecting block and drawing of patterns dish wholly move up, it upwards ejects the preparation raw materials of the magnetic ferrite core of compression moulding in the lower die groove, thereby realized the purpose of being convenient for take out, and then made things convenient for user's use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a right side cross-sectional partial schematic view of an upper die holder of the present utility model;

fig. 3 is an enlarged view of fig. 1 at a in accordance with the present utility model.

In the figure: the device comprises a lower die holder 1, a guide post 2, an upper die holder 3, a supporting spring 4, a lower die slot 5, a housing 6, an installation shaft 7, an upper die plate 8, a clamping slot 9, a positioning component 10, a moving plate 101, a clamping block 102, a traction rod 103, a positioning spring 104, a pull ring 105, a driving component 11, a rotating shaft 111, a driving bevel gear 112, a driven bevel gear 113, a first hand wheel 114, a demolding disc 12, an installation slot 13, a connecting block 14, a rectangular slot 15, a traction block 16, a frame 17, an extension block 18, a U-shaped block 19, a sliding block 20, a moving block 21, a through hole 22, an extension slot 23, a threaded rod 24 and a second hand wheel 25.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a soft magnetic ferrite magnetic core forming die, including die holder 1, the front and back both ends of die holder 1 top left and right sides all fixed mounting has guide post 2, the top of four guide posts 2 is all fixed mounting has the stopper, the outside movable mounting of left side two guide posts 2 has one end and the upper die holder 3 of the outside swing joint of right side two guide posts 2, fixed mounting has four and overlaps the supporting spring 4 in the outside of four guide posts 2 respectively between die holder 1 and the upper die holder 3, lower die cavity 5 has been seted up at the top of die holder 1, the bottom fixed mounting of upper die holder 3 has the casing 6 that is located lower die cavity 5 top, the interior roof of casing 6 is the open design, the bottom movable mounting of casing 6 has one end to extend to its inside and with upper die holder 3 bottom swing joint's installation axle 7, the first mounting hole with installation axle 7 looks adaptation is seted up to the bottom of casing 6, the bottom fixed mounting axle 7 is located the inside first bearing of casing 6, the bottom fixed mounting axle 7 passes through first bearing and the bottom rotation of upper die holder 3 is connected, the bottom fixed mounting of installation axle 7 is located the upper die 8 of upper die holder 3.

The draw-in groove 9 has been seted up to the front side of installation axle 7, movable mounting has one end to extend to draw-in groove 9 inside and the other end extends to the locating component 10 of casing 6 front side between the diapire in the casing 6 and the upper die base 3, locating component 10 includes movable plate 101, movable mounting has the movable plate 101 that is located the front side of installation axle 7 between diapire in the casing 6 and the upper die base 3, the rear side fixed mounting of movable plate 101 has one end to extend to the fixture block 102 inside the draw-in groove 9, the front side fixed mounting of movable plate 101 has one end to extend to the pull rod 103 of casing 6 front side, fixed mounting has the locating spring 104 of cover in the pull rod 103 outside between the inner wall front side of movable plate 101 and casing 6, the front side fixed mounting of pull rod 103 has pull ring 105.

The rear side movable mounting of casing 6 has one end to extend to its inside and with installation axle 7 outside fixed connection's drive assembly 11, drive assembly 11 includes pivot 111, the rear side movable mounting of casing 6 has one end to extend to its inside pivot 111, the third mounting hole with pivot 111 looks adaptation has been seted up to the rear side of casing 6, the front side fixed mounting of pivot 111 has drive bevel gear 112, the outside fixed mounting of installation axle 7 has one end and drive bevel gear 112 engaged driven bevel gear 113, the rear side fixed mounting of pivot 111 has first hand wheel 114.

The inside movable mounting of lower die cavity 5 has drawing of patterns dish 12 that one end and its inner bottom wall laminating, the interior bottom wall intercommunication of lower die cavity 5 has set up mounting groove 13 on die holder 1, the bottom fixed mounting of drawing of patterns dish 12 has one end to the inside connecting block 14 of mounting groove 13, the inner wall left and right sides of mounting groove 13 all communicates has set up rectangular groove 15 on die holder 1, all movable mounting has one end respectively with connecting block 14 left and right sides fixed connection's traction block 16 on the opposite side inner wall of two rectangular groove 15, the top of two traction blocks 16 all fixed mounting has one end to extend to the framework 17 at die holder 1 top, two frameworks 17 are located the left and right sides of lower die cavity 5 respectively, the inner roof of two rectangular groove 15 all communicates has set up on die holder 1 and with the second mounting hole of framework 17 looks adaptation, the bottom left and right sides of upper die holder 3 all fixed mounting has one end to extend to the inside extension block 18 of two frameworks 17 respectively.

The U-shaped blocks 19 positioned above the lower die holder 1 are fixedly arranged on opposite sides of the two frames 17, the sliding blocks 20 are movably arranged between the upper side and the lower side of the inner wall of the two U-shaped blocks 19, the moving blocks 21 with one ends penetrating through the two frames 17 respectively are fixedly arranged on opposite sides of the two sliding blocks 20, fourth mounting holes matched with the moving blocks 21 are formed in opposite sides of the two frames 17, through holes 22 are formed in opposite sides of the two extending blocks 18, extending grooves 23 positioned between the two moving blocks 21 are formed in the inner walls of opposite sides of the two frames 17, threaded rods 24 with one ends extending into the inner parts and movably connected with the opposite sides of the two sliding blocks 20 are connected with each other in a threaded mode, threaded rods 24 are fixedly arranged on opposite sides of the two U-shaped blocks 19 and are respectively connected with the threaded rods 24 in a rotating mode, and second hand wheels 25 are fixedly arranged on opposite sides of the two threaded rods 24.

When in use, the magnetic ferrite core preparation raw material is poured into the lower die cavity 5, then the upper die holder 3 can be moved downwards through an external press to enable the upper die 8 to move into the lower die cavity 5 until the bottom of the upper die 8 is contacted with the magnetic ferrite core preparation raw material, then the pull ring 105 can be pulled forwards to drive the moving plate 101 and the clamping block 102 to move forwards to enable the clamping block 102 to move out of the clamping groove 9, thereby releasing the fixation of the mounting shaft 7, at the moment, the first hand wheel 114 can be screwed to drive the driving bevel gear 112 to rotate, the mounting shaft 7 and the upper die 8 are driven to integrally rotate through the driven bevel gear 113, and the magnetic ferrite core preparation raw material contacted with the bottom of the upper die 8 can be scraped in the rotating process, so that the upper surface of the magnetic ferrite core preparation raw material is smoother, the upper die 8 is pressed down to more uniform force, so as to improve the pressing effect on the raw material for preparing the magnetic ferrite core, then the pull ring 105 is released to enable the clamping block 102 to move to the inside of the clamping groove 9, so as to prevent the upper die 8 from rotating in the pressing process, then the upper die holder 3 can be moved downwards through an external press again, so that the upper die 8 is used for pressing the raw material for preparing the magnetic ferrite core, when the pressing is finished, the two through holes 22 are just positioned at the opposite sides of the two moving blocks 21, at the moment, the two second hand wheels 25 can be screwed to drive the two threaded rods 24 to rotate, so as to drive the two sliding blocks 20 and the two moving blocks 21 to move relatively, one ends of the two moving blocks 21 respectively pass through the two through holes 22 and respectively extend to the inside of the two extending grooves 23, when the upper die holder 3 moves upwards, the extension block 18, the frame 17, the traction block 16, the connecting block 14 and the demoulding disc 12 are driven to move upwards integrally so as to eject the preparation raw material of the magnetic ferrite core pressed and formed in the lower die cavity 5 upwards, thereby facilitating the extraction of the preparation raw material of the magnetic ferrite core pressed and formed.

In summary, the soft ferrite core forming mold drives the moving plate 101 and the clamping block 102 to move forward by pulling the pull ring 105 forward, so that the clamping block 102 moves out of the clamping groove 9, thereby releasing the fixation of the installation shaft 7, at this time, the first hand wheel 114 can be screwed to drive the driving bevel gear 112 to rotate, and then the driven bevel gear 113 drives the installation shaft 7 and the upper die 8 to integrally rotate, and the upper die 8 cuts and rubs the ferrite core preparation raw material contacting with the bottom of the upper die in the rotating process, so that the upper surface of the ferrite core preparation raw material is smoother, the stress of the upper die 8 is more uniform when the ferrite core preparation raw material is pressed down, thereby improving the pressing effect of the ferrite core preparation raw material, and secondly, when the upper die 8 moves down and presses by arranging the frame 17 and the extension block 18, the extension block 18 also moves towards the inside of the frame 17, when the pressing is finished, the two through holes 22 are just positioned at the opposite sides of the two moving blocks 21, at this time, the two second hand wheels 25 can be screwed to drive the two threaded rods 24 to rotate, so as to drive the two sliding blocks 20 and the two moving blocks 21 to move relatively, one ends of the two moving blocks 21 respectively pass through the two through holes 22 and respectively extend to the inside of the two extension grooves 23, when the upper die holder 3 moves upwards, the extension block 18, the frame 17, the traction block 16, the connecting block 14 and the demoulding disc 12 are driven to move upwards, so that the preparation raw material of the magnetic ferrite core pressed and formed in the lower die slot 5 is ejected upwards, thereby achieving the purpose of convenient taking out, being convenient for a user, solving the problem that the upper surface of the preparation raw material of the magnetic ferrite core is easy to be uneven in the use process of the existing forming die, the upper die plate is led to press down the magnetic ferrite core preparation raw materials, the condition of uneven stress can appear, so that the pressing effect is affected, and secondly, the soft ferrite core is not easy to take out in the lower die cavity, so that the problem of the production efficiency of the forming die on the soft ferrite core is greatly reduced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a soft magnetic ferrite magnetic core forming die, includes die holder (1), both ends all are provided with guide post (2) around die holder (1) top left and right sides, left side is two the outside of guide post (2) is provided with one end and two guide post (2) outside swing joint's on the right side upper die base (3), be provided with between die holder (1) and upper die base (3) quantity and four and cover support spring (4) in four guide post (2) outsides respectively, the top of die holder (1) is provided with lower die groove (5), the bottom of upper die base (3) is provided with casing (6) that are located lower die groove (5) top, the bottom of casing (6) is provided with one end and extends to its inside and with upper die base (3) bottom swing joint's installation axle (7), the bottom of installation axle (7) is provided with mould dish (8), its characterized in that: the front side of the installation shaft (7) is provided with a clamping groove (9), a positioning component (10) with one end extending to the inside of the clamping groove (9) and the other end extending to the front side of the shell (6) is arranged between the inner bottom wall of the shell (6) and the upper die holder (3), a driving component (11) with one end extending to the inside of the shell (6) and fixedly connected with the outer side of the installation shaft (7) is arranged on the rear side of the shell (6), a demoulding disc (12) with one end being attached to the inner bottom wall of the lower die groove (5) is arranged in the lower die groove (5), an installation groove (13) is communicated with the inner bottom wall of the lower die holder (1), a connecting block (14) with one end extending to the inside of the installation groove (13) is arranged at the bottom of the demoulding disc (12), rectangular grooves (15) are all communicated with the left side and the right side of the inner wall of the installation groove (13), a traction block (16) with one end being fixedly connected with the left side and the right side of the connecting block (14) respectively are arranged on the inner walls of the opposite sides of the rectangular grooves (15), the two traction blocks (16) are all arranged at the top parts of the two traction blocks (17) and are arranged at the top parts of the two top parts (17) and are respectively arranged at the top parts of the two top parts (17), the bottom left and right sides of upper die base (3) all is provided with extension piece (18) that one end extends to two framework (17) inside respectively, two opposite sides of framework (17) all is provided with U type piece (19) that are located die holder (1) top, two all be provided with slider (20) between the inner wall upper and lower both sides of U type piece (19), two opposite sides of slider (20) all are provided with movable block (21) that one end runs through two frameworks (17) respectively, two opposite sides of extension piece (18) all are provided with through-hole (22), two all be provided with extension groove (23) between two movable block (21) on the opposite side inner wall of framework (17), two opposite sides of U type piece (19) all are provided with one end and extend to its inside and respectively with two threaded rod (24) of slider (20) opposite side swing joint, two opposite sides of threaded rod (24) all are provided with second hand wheel (25).

2. The soft ferrite core molding die as set forth in claim 1, wherein: the locating component (10) comprises a moving plate (101), wherein a moving plate (101) positioned at the front side of an installation shaft (7) is movably installed between the inner bottom wall of the shell (6) and an upper die holder (3), a clamping block (102) with one end extending to the inside of a clamping groove (9) is fixedly installed at the rear side of the moving plate (101), a traction rod (103) with one end extending to the front side of the shell (6) is fixedly installed at the front side of the moving plate (101), a locating spring (104) sleeved at the outer side of the traction rod (103) is fixedly installed between the moving plate (101) and the front side of the inner wall of the shell (6), and a pull ring (105) is fixedly installed at the front side of the traction rod (103).

3. The soft ferrite core molding die as set forth in claim 1, wherein: the driving assembly (11) comprises a rotating shaft (111), the rear side of the shell (6) is movably provided with the rotating shaft (111) with one end extending to the inside of the rotating shaft, the front side of the rotating shaft (111) is fixedly provided with a driving bevel gear (112), the outer side of the mounting shaft (7) is fixedly provided with a driven bevel gear (113) with one end meshed with the driving bevel gear (112), and the rear side of the rotating shaft (111) is fixedly provided with a first hand wheel (114).

4. The soft ferrite core molding die as set forth in claim 1, wherein: the bottom of casing (6) is offered and is installed the first mounting hole of axle (7) looks adaptation, the bottom fixed mounting of upper die base (3) has the first bearing that is located the inside of casing (6), the bottom rotation of installation axle (7) and upper die base (3) is connected through first bearing.

5. The soft ferrite core molding die as set forth in claim 1, wherein: the inner top walls of the two rectangular grooves (15) are communicated with second mounting holes which are formed in the lower die holder (1) and are matched with the frame body (17).

6. The soft ferrite core molding die as set forth in claim 1, wherein: the two opposite sides of the sliding blocks (20) are fixedly provided with second bearings, and the threaded rod (24) is rotationally connected with the sliding blocks (20) through the second bearings.